Home / 135,141.93-202,761.18-60,255.36

Finding the Fourth Proportional to 135,141.93, 202,761.18 and 60,255.36

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Solution

The fourth proportional to 135,141.93, 202,761.18 and 60,255.36 is: 90,404.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,141.93 : 202,761.18 = 60,255.36 : x
  2. Step 2: Convert to fraction form
    135,141.93/202,761.18 = 60,255.36/x
  3. Step 3: Cross multiply
    135,141.93x = 202,761.18 × 60,255.36
  4. Step 4: Simplify right side
    135,141.93x = 12,217,447,894.92
  5. Step 5: Solve for x
    x = 12,217,447,894.92/135,141.93
  6. Step 6: Final answer
    x = 90,404.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.